A native microbial consortium for the bioremediation of soil contaminated with diesel fuel in Korea was constructed and its biodegradation ability was assessed. Microbial strains isolated from Korean terrestrial environments, with the potential to biodegrade aliphatic hydrocarbons, PAHs, and resins, were investigated and among them, eventually seven microbial strains, DR1, sp. KSS-2, sp. AS1, sp. Neph5, sp. KOS-1, sp. KSS-8, and sp. KSS-1 were selected for the construction of a microbial consortium based on their biodegradation ability, hydrophobicity, and emulsifying activity. Laboratory- and bulk-scale biodegradation tests showed that in diesel fuel-contaminated soil supplemented with nutrients (nitrogen and phosphorus), the microbial consortium clearly improved the biodegradation of total petroleum hydrocarbons, and all microbial strains constituting the microbial consortium, except for survived and grew well, which suggests that the microbial consortium can be used for the bioremediation of diesel fuel-contaminated soil in Korea.
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http://dx.doi.org/10.3389/fmicb.2018.02594 | DOI Listing |
J Can Assoc Gastroenterol
February 2024
Department of Medicine, Division of Gastroenterology, Mount Sinai Hospital, Toronto, Ontario M5G 1X5, Canada.
The pathogenesis of Crohn's disease (CD) remains unknown. The current working theory is that genetic susceptibility influences host-microbe interactions, resulting in chronic inflammation. Case-control studies fail to explain the triggers or pathogenesis of the disease, notably due to confounding factors in patients with established disease.
View Article and Find Full Text PDFExpert Rev Anti Infect Ther
January 2025
Department of Social Medicine, School of Medicine, University of Crete, Heraklio, Crete, Greece.
Background: Nursing home (NH) residents are frequently treated with antibiotics for urinary tract infections (UTIs), often due to overdiagnosis. The aim of this study was to evaluate the proportion of potentially unnecessary antibiotic use for suspected UTIs in NHs across eight European countries.
Research Design And Methods: Over a three-month period (February to April 2024), NH professionals recorded information on all antibiotic treatments for UTIs using a specific registration chart.
Synthetic microbial consortia are collections of multiple strains or species of engineered organisms living in a shared ecosystem. Because they can separate metabolic tasks among different strains, synthetic microbial consortia have myriad applications in developing biomaterials, biomanufacturing, and biotherapeutics. However, synthetic consortia often require burdensome control mechanisms to ensure that the members of the community remain at the correct proportions.
View Article and Find Full Text PDFBiotechnol Biofuels Bioprod
January 2025
Institute of Marine Science and Technology, Shandong University, Qingdao, 266237, Shandong, China.
Coastal wetlands are rich in terrestrial organic carbon. Recent studies suggest that microbial consortia play a role in lignin degradation in coastal wetlands, where lignin turnover rates are likely underestimated. However, the metabolic potentials of these consortia remain elusive.
View Article and Find Full Text PDFJ Hazard Mater
January 2025
State Key Laboratory of Soil and Sustainable Agriculture, Institute of Soil Science, Chinese Academy of Sciences, Nanjing 211135, China.
Bioaugmentation offers an effective strategy for the bioremediation of petroleum-contaminated soils. However, little is known about petroleum hydrocarbons (PHs) degradation with thermophilic consortium application under high temperature. A microcosm was established to study hydrocarbons degradation, microbial communities and functional genes response using a thermophilic petroleum-degrading consortium HT.
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